www.asmp.org - American Society of Media Photographers.

www.editorialphoto.com - EP (Editorial Photographers) Public site, members get more access to data and services.

www.stockartistsalliance.com - SAA - Organization dedicated to the survival of stock photographers licensing rights managed stock.

www.stockartists.com - SAA members stock photography portal.

www.pittsburghasmp.org - Local ASMP chapter.

www.apanational.org - Advertising Photographers of America.

www.photoassistant.net - Photo assistant database and locator.

www.dpreview.com - Digital photography website testing latest equipment, software, and photo forums.

www.photonews.com - Best professional working photographer forum moderated tightly by Gary Gladstone and Jack Reznicki.

www.photographersindex.com - International photographer data base.

www.pdnonline.com - Photo District News online magazine with forums. Some sections are by subscription only.

www.photoshopnews.com - All things Photoshop as written by many PS heavy hitters in the industry.

www.onemodelplace.com - Online model database, nationwide.

www.ppms.com - Pittsburgh's Pennsylvania Motor Speedway-Home track to Mark's documentary dirt track racing project.

www.zoltun.com - Graphic, web and catalog design.